/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package dvd.servlets;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.Collection;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import dvd.gestionnaires.gestionnaireDvd;
import dvd.gestionnaires.gestionnaireUsers;
import dvd.modeles.Utilisateur;
import javax.ejb.EJB;
import javax.servlet.http.HttpSession;

@WebServlet(name = "ServletUtilisateur", urlPatterns = {"/ServletUtilisateur"})
public class ServletUtilisateur extends HttpServlet {
    
    @EJB
    private gestionnaireUsers gestionnaireUsers;

    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        String action = request.getParameter("action");
        String forwardTo = "";
        String message = "";
        String nom = request.getParameter("nom");
        String prenom = request.getParameter("prenom");
        String login = request.getParameter("login");
        String mdp = request.getParameter("mdp");
        
        HttpSession session = request.getSession(true);
        
        if (action != null) {
                  
            if (gestionnaireUsers.userExiste(login) == true) {
                request.setAttribute("msgErreurCompte", "L'identifiant existe déjà. Veuillez en prendre un autre.");
                forwardTo = "newcompte.jsp";
            } else {
                if (action.equals("creerUtilisateur")) {
                    try {
                        gestionnaireUsers.creerUtilisateur(nom, prenom, login, mdp, "utilisateur");
                        session.setAttribute("login", login);
                        session.setAttribute("mdp", mdp);
                        session.setAttribute("connecte", true);
                        session.setAttribute("login", login);
                        session.setAttribute("droit", "utilisateur" );
                        session.setAttribute("messageErreur", "Bienvenue " + prenom + " " + nom);
                        forwardTo = "index.jsp";
                        
                    } catch (Exception e) {
                        
                        forwardTo = "index.jsp";
                    }
                } else {
                    forwardTo = "index.jsp";
                }
            }
        }        
        RequestDispatcher dp = request.getRequestDispatcher(forwardTo);  
        dp.forward(request, response);
    }
// <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">

    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
